package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.reggie.dto.DishDto;
import com.itheima.reggie.entity.Category;
import com.itheima.reggie.service.CategoryService;
import com.itheima.reggie.service.impl.CategoryServiceImpl;
import com.sun.org.apache.xpath.internal.objects.XString;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@Slf4j
@RestController
@RequestMapping("/category")
public class CategoryController {
    @Autowired
    private CategoryService categoryService;
    /*
        新增分类信息
     */
    @PostMapping
    public R<String> save(@RequestBody Category category){
        categoryService.save(category);
        return R.success("新增分类成功");
    }

    /*
        分类分页查询
     */
    @GetMapping("/page")
    public R<Page> page(int page,int pageSize){
        Page pageInfo = new Page<>(page,pageSize);

        //构造条件构造器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper();
        //根据条件排序
        queryWrapper.orderByAsc(Category::getSort);

        //提交事务
        categoryService.page(pageInfo,queryWrapper);

        return R.success(pageInfo);

    }

    /*
        根据id删除分类
     */
    @DeleteMapping()
    public R<String> delete(Long ids){
        categoryService.remove(ids);
        return R.success("删除成功");
    }

    /*
        根据id修改分类
     */
    @PutMapping
    public R<String> update(@RequestBody Category category){
        categoryService.updateById(category);
        return R.success("修改成功");
    }

    /*
        查询菜品/套餐分类
     */
    @GetMapping("/list")
    public  R<List<Category>> list(Category category){
        //条件构造器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper();
        //添加条件
        queryWrapper.eq(category.getType() != null,Category::getType,category.getType());
        //排序
        queryWrapper.orderByAsc(Category::getSort).orderByAsc(Category::getUpdateTime);
        //查询
        List<Category> list = categoryService.list(queryWrapper);

        return R.success(list);
    }


}
